8:00pm - Frozen North: Sir Hubert’s Forgotten Submarine ExpeditionSir Hubert Wilkins renovated a WWI submarine, enlisted a crew of 20, and planned to make headlines with a daring expedition. The ship was christened “Nautilus,” made famous by Jules Verne’s novel 20,000 Leagues Under the Sea. In the riveting documentary, oceanographer Hans Fricke searches for the wreck of Nautilus. With a wealth of historical footage, modern re-enactments, and the help of a 1:1 steel model of the sub, one of the last polar adventures of our time is brought back to life

8:55pm - Lost and Found: The Legacy of the USS LagartoThis program recounts the discovery of a WWII US Navy submarine; the first found since the war ended. Missing for more than 60 years, Lagarto and her crew of 86 men vanished during war patrol in the Pacific in 1945. Divers John Chatterton and Richie Kohler, who discovered an unknown sunken German U-Boat near New Jersey described in the best-seller “Shadow Divers,” take viewers to the final resting spot of the American sub at the bottom of the Gulf of Thailand. Their underwater high definition video reveals the evidence of Lagarto’s fierce battle involving split-second decisions against a Japanese convoy.

9:55pm - Secrets of the KurskIn 2000, the Russian nuclear submarine Kursk sunk in the Barents Sea. The tragedy was surrounded in controversy. The Russian military and politicians in charge stifled all information about how the accident occurred, fearful of the perceived blow to Russian prestige. What caused the accident? Was negligence involved? Was the government’s underfunding of the military a part of the equation? Secrets of the Kursk is an intriguing look at a mystery that turned the former pride of the Russian people into a nightmare that haunts them to this day.